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The Westwood Products s100-128 is a dial-type pressure gauge built for use in HVAC systems, oil burner applications, and related mechanical systems where accurate pressure monitoring is essential. This gauge reads from 0 to 30 PSI, making it a practical choice for low-pressure system monitoring in residential and light commercial settings. The s100-128 features a 1/8 inches lower mount threaded connection, which allows for straightforward installation directly into a port or tee fitting without special adapters. The 2 inches diameter dial face provides a clear, easy-to-read display that HVAC technicians and oil burner service professionals can check at a glance during routine inspections or service calls. Pressure gauges like the s100-128 are standard tools in oil burner systems, where monitoring fuel supply pressure, nozzle line pressure, or pump output pressure is a critical part of commissioning and troubleshooting. In HVAC applications, a reliable 0 to 30 PSI gauge helps technicians verify system pressure during startup, identify pressure drops caused by clogged filters or failing pumps, and confirm that operating conditions fall within manufacturer specifications. The lower mount connection style positions the dial face perpendicular to the pipe, which suits panel-mounted or inline installations where vertical readability is preferred. This gauge is compatible with oil burner pump pressure testing setups and is a direct replacement for the Crown WP-S100-128. Westwood Products manufactures components to meet the demands of service professionals who need dependable instruments on every job. The s100-128 is a compact, accurate, and durable gauge suitable for any technician working on oil-fired heating equipment or low-pressure HVAC circuits.
The Westwood Products s100-128 delivers reliable 0 to 30 PSI pressure measurement with a 2 inches dial face and 1/8 inches lower mount connection, making it a dependable replacement gauge for oil burner and HVAC service professionals.
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